CA2118958C - Systeme et methode de surveillance en boucle fermee de la pression pendant le cycle inspiratoire dans un ventilateur therapeutique - Google Patents

Systeme et methode de surveillance en boucle fermee de la pression pendant le cycle inspiratoire dans un ventilateur therapeutique Download PDF

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Publication number
CA2118958C
CA2118958C CA002118958A CA2118958A CA2118958C CA 2118958 C CA2118958 C CA 2118958C CA 002118958 A CA002118958 A CA 002118958A CA 2118958 A CA2118958 A CA 2118958A CA 2118958 C CA2118958 C CA 2118958C
Authority
CA
Canada
Prior art keywords
flow
relief valve
pressure
airway pressure
valve
Prior art date
Legal status (The legal status is an assumption and is not a legal conclusion. Google has not performed a legal analysis and makes no representation as to the accuracy of the status listed.)
Expired - Lifetime
Application number
CA002118958A
Other languages
English (en)
Other versions
CA2118958A1 (fr
Inventor
Fernando J. Isaza
Stanley Y. Wong
Current Assignee (The listed assignees may be inaccurate. Google has not performed a legal analysis and makes no representation or warranty as to the accuracy of the list.)
Puritan Bennett Corp
Original Assignee
Puritan Bennett Corp
Priority date (The priority date is an assumption and is not a legal conclusion. Google has not performed a legal analysis and makes no representation as to the accuracy of the date listed.)
Filing date
Publication date
Application filed by Puritan Bennett Corp filed Critical Puritan Bennett Corp
Publication of CA2118958A1 publication Critical patent/CA2118958A1/fr
Application granted granted Critical
Publication of CA2118958C publication Critical patent/CA2118958C/fr
Anticipated expiration legal-status Critical
Expired - Lifetime legal-status Critical Current

Links

Classifications

    • A—HUMAN NECESSITIES
    • A61—MEDICAL OR VETERINARY SCIENCE; HYGIENE
    • A61M—DEVICES FOR INTRODUCING MEDIA INTO, OR ONTO, THE BODY; DEVICES FOR TRANSDUCING BODY MEDIA OR FOR TAKING MEDIA FROM THE BODY; DEVICES FOR PRODUCING OR ENDING SLEEP OR STUPOR
    • A61M16/00—Devices for influencing the respiratory system of patients by gas treatment, e.g. ventilators; Tracheal tubes
    • A61M16/20—Valves specially adapted to medical respiratory devices
    • A—HUMAN NECESSITIES
    • A61—MEDICAL OR VETERINARY SCIENCE; HYGIENE
    • A61M—DEVICES FOR INTRODUCING MEDIA INTO, OR ONTO, THE BODY; DEVICES FOR TRANSDUCING BODY MEDIA OR FOR TAKING MEDIA FROM THE BODY; DEVICES FOR PRODUCING OR ENDING SLEEP OR STUPOR
    • A61M16/00—Devices for influencing the respiratory system of patients by gas treatment, e.g. ventilators; Tracheal tubes
    • A61M16/021—Devices for influencing the respiratory system of patients by gas treatment, e.g. ventilators; Tracheal tubes operated by electrical means
    • A61M16/022—Control means therefor
    • A61M16/024—Control means therefor including calculation means, e.g. using a processor
    • A—HUMAN NECESSITIES
    • A61—MEDICAL OR VETERINARY SCIENCE; HYGIENE
    • A61M—DEVICES FOR INTRODUCING MEDIA INTO, OR ONTO, THE BODY; DEVICES FOR TRANSDUCING BODY MEDIA OR FOR TAKING MEDIA FROM THE BODY; DEVICES FOR PRODUCING OR ENDING SLEEP OR STUPOR
    • A61M16/00—Devices for influencing the respiratory system of patients by gas treatment, e.g. ventilators; Tracheal tubes
    • A61M16/20—Valves specially adapted to medical respiratory devices
    • A61M16/201—Controlled valves
    • A61M16/202—Controlled valves electrically actuated
    • A61M16/203—Proportional
    • A61M16/204—Proportional used for inhalation control
    • A—HUMAN NECESSITIES
    • A61—MEDICAL OR VETERINARY SCIENCE; HYGIENE
    • A61M—DEVICES FOR INTRODUCING MEDIA INTO, OR ONTO, THE BODY; DEVICES FOR TRANSDUCING BODY MEDIA OR FOR TAKING MEDIA FROM THE BODY; DEVICES FOR PRODUCING OR ENDING SLEEP OR STUPOR
    • A61M16/00—Devices for influencing the respiratory system of patients by gas treatment, e.g. ventilators; Tracheal tubes
    • A61M16/20—Valves specially adapted to medical respiratory devices
    • A61M16/201—Controlled valves
    • A61M16/206—Capsule valves, e.g. mushroom, membrane valves
    • A—HUMAN NECESSITIES
    • A61—MEDICAL OR VETERINARY SCIENCE; HYGIENE
    • A61M—DEVICES FOR INTRODUCING MEDIA INTO, OR ONTO, THE BODY; DEVICES FOR TRANSDUCING BODY MEDIA OR FOR TAKING MEDIA FROM THE BODY; DEVICES FOR PRODUCING OR ENDING SLEEP OR STUPOR
    • A61M16/00—Devices for influencing the respiratory system of patients by gas treatment, e.g. ventilators; Tracheal tubes
    • A61M16/20—Valves specially adapted to medical respiratory devices
    • A61M16/201—Controlled valves
    • A61M16/202—Controlled valves electrically actuated
    • A61M16/203—Proportional
    • A61M16/205—Proportional used for exhalation control
    • A—HUMAN NECESSITIES
    • A61—MEDICAL OR VETERINARY SCIENCE; HYGIENE
    • A61M—DEVICES FOR INTRODUCING MEDIA INTO, OR ONTO, THE BODY; DEVICES FOR TRANSDUCING BODY MEDIA OR FOR TAKING MEDIA FROM THE BODY; DEVICES FOR PRODUCING OR ENDING SLEEP OR STUPOR
    • A61M16/00—Devices for influencing the respiratory system of patients by gas treatment, e.g. ventilators; Tracheal tubes
    • A61M16/20—Valves specially adapted to medical respiratory devices
    • A61M16/208—Non-controlled one-way valves, e.g. exhalation, check, pop-off non-rebreathing valves
    • A61M16/209—Relief valves
    • A—HUMAN NECESSITIES
    • A61—MEDICAL OR VETERINARY SCIENCE; HYGIENE
    • A61M—DEVICES FOR INTRODUCING MEDIA INTO, OR ONTO, THE BODY; DEVICES FOR TRANSDUCING BODY MEDIA OR FOR TAKING MEDIA FROM THE BODY; DEVICES FOR PRODUCING OR ENDING SLEEP OR STUPOR
    • A61M16/00—Devices for influencing the respiratory system of patients by gas treatment, e.g. ventilators; Tracheal tubes
    • A61M16/0003—Accessories therefor, e.g. sensors, vibrators, negative pressure
    • A61M2016/003—Accessories therefor, e.g. sensors, vibrators, negative pressure with a flowmeter
    • A61M2016/0033—Accessories therefor, e.g. sensors, vibrators, negative pressure with a flowmeter electrical
    • A61M2016/0039—Accessories therefor, e.g. sensors, vibrators, negative pressure with a flowmeter electrical in the inspiratory circuit
    • A—HUMAN NECESSITIES
    • A61—MEDICAL OR VETERINARY SCIENCE; HYGIENE
    • A61M—DEVICES FOR INTRODUCING MEDIA INTO, OR ONTO, THE BODY; DEVICES FOR TRANSDUCING BODY MEDIA OR FOR TAKING MEDIA FROM THE BODY; DEVICES FOR PRODUCING OR ENDING SLEEP OR STUPOR
    • A61M16/00—Devices for influencing the respiratory system of patients by gas treatment, e.g. ventilators; Tracheal tubes
    • A61M16/0003—Accessories therefor, e.g. sensors, vibrators, negative pressure
    • A61M2016/003—Accessories therefor, e.g. sensors, vibrators, negative pressure with a flowmeter
    • A61M2016/0033—Accessories therefor, e.g. sensors, vibrators, negative pressure with a flowmeter electrical
    • A61M2016/0042—Accessories therefor, e.g. sensors, vibrators, negative pressure with a flowmeter electrical in the expiratory circuit

Landscapes

  • Health & Medical Sciences (AREA)
  • Life Sciences & Earth Sciences (AREA)
  • Public Health (AREA)
  • Engineering & Computer Science (AREA)
  • Anesthesiology (AREA)
  • Biomedical Technology (AREA)
  • Heart & Thoracic Surgery (AREA)
  • Pulmonology (AREA)
  • Animal Behavior & Ethology (AREA)
  • Hematology (AREA)
  • General Health & Medical Sciences (AREA)
  • Emergency Medicine (AREA)
  • Veterinary Medicine (AREA)
  • Respiratory Apparatuses And Protective Means (AREA)
  • External Artificial Organs (AREA)
  • Measurement Of The Respiration, Hearing Ability, Form, And Blood Characteristics Of Living Organisms (AREA)
CA002118958A 1993-03-16 1994-03-14 Systeme et methode de surveillance en boucle fermee de la pression pendant le cycle inspiratoire dans un ventilateur therapeutique Expired - Lifetime CA2118958C (fr)

Applications Claiming Priority (2)

Application Number Priority Date Filing Date Title
US3325993A 1993-03-16 1993-03-16
US08/033,259 1993-03-16

Publications (2)

Publication Number Publication Date
CA2118958A1 CA2118958A1 (fr) 1994-09-17
CA2118958C true CA2118958C (fr) 2005-06-07

Family

ID=21869402

Family Applications (1)

Application Number Title Priority Date Filing Date
CA002118958A Expired - Lifetime CA2118958C (fr) 1993-03-16 1994-03-14 Systeme et methode de surveillance en boucle fermee de la pression pendant le cycle inspiratoire dans un ventilateur therapeutique

Country Status (4)

Country Link
EP (1) EP0615764B1 (fr)
JP (1) JP3615238B2 (fr)
CA (1) CA2118958C (fr)
DE (1) DE69418514T2 (fr)

Families Citing this family (13)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
US6000396A (en) 1995-08-17 1999-12-14 University Of Florida Hybrid microprocessor controlled ventilator unit
SE9504120D0 (sv) * 1995-11-16 1995-11-16 Siemens Elema Ab Ventilator for respiratory treatment
US6102038A (en) * 1998-05-15 2000-08-15 Pulmonetic Systems, Inc. Exhalation valve for mechanical ventilator
SE9802761D0 (sv) * 1998-08-19 1998-08-19 Siemens Elema Ab Bi-directional valve
DE10066392B4 (de) * 2000-04-07 2008-02-21 Map Medizin-Technologie Gmbh Vorrichtung zur Zufuhr eines Atemgases und Verfahren dafür
DE10161057A1 (de) * 2001-12-12 2003-07-10 Heptec Gmbh Verfahren zur Steuerung des Differenzdrucks in einem CPAP-Gerät sowie CPAP-Gerät
US8544464B2 (en) 2005-05-02 2013-10-01 Resmed Paris Breathing assistance device comprising a gas regulating valve and associated breathing assistance method
EP1885425B1 (fr) 2005-05-02 2013-09-18 ResMed Paris SAS Dispositif d'assistance respiratoire comprenant une soupape de regulation de gaz, et methode de commande associee
US8728059B2 (en) 2006-09-29 2014-05-20 Covidien Lp System and method for assuring validity of monitoring parameter in combination with a therapeutic device
JP5373640B2 (ja) * 2007-03-21 2013-12-18 レスメド パリ 人工呼吸器に使用される気体制御バルブ
US8640699B2 (en) 2008-03-27 2014-02-04 Covidien Lp Breathing assistance systems with lung recruitment maneuvers
EP4101488A1 (fr) 2011-11-11 2022-12-14 ResMed Pty Ltd Conduit échangeur
US20140261426A1 (en) * 2013-03-15 2014-09-18 Breathe Technologies, Inc. Dual Pressure Sensor Patient Ventilator

Family Cites Families (3)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
US4527557A (en) * 1984-11-01 1985-07-09 Bear Medical Systems, Inc. Medical ventilator system
US4838257A (en) * 1987-07-17 1989-06-13 Hatch Guy M Ventilator
JPH0390164A (ja) * 1989-06-16 1991-04-16 Manabu Akashi 患者の呼吸流量に合わせて回路内流量と回路内圧を制御する人工呼吸器

Also Published As

Publication number Publication date
EP0615764A1 (fr) 1994-09-21
DE69418514D1 (de) 1999-06-24
EP0615764B1 (fr) 1999-05-19
DE69418514T2 (de) 1999-09-16
JP3615238B2 (ja) 2005-02-02
JPH07516A (ja) 1995-01-06
CA2118958A1 (fr) 1994-09-17

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Effective date: 20140314